package com.zzyl.nursing.service.impl;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.json.JSONUtil;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.zzyl.common.constant.CacheConstants;
import com.zzyl.nursing.domain.DeviceData;
import com.zzyl.nursing.domain.Room;
import com.zzyl.nursing.mapper.RoomMapper;
import com.zzyl.nursing.service.IRoomService;
import com.zzyl.nursing.vo.BedVo;
import com.zzyl.nursing.vo.DeviceInfo;
import com.zzyl.nursing.vo.RoomVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

/**
 * 房间Service业务层处理
 *
 * @author ruoyi
 * @date 2024-04-26
 */
@Service
public class RoomServiceImpl extends ServiceImpl<RoomMapper, Room> implements IRoomService {
    @Autowired
    private RoomMapper roomMapper;
    @Autowired
    private StringRedisTemplate redisTemplate;

    /**
     * 查询房间
     *
     * @param id 房间主键
     * @return 房间
     */
    @Override
    public Room selectRoomById(Long id) {
        return getById(id);
    }

    /**
     * 查询房间列表
     *
     * @param room 房间
     * @return 房间
     */
    @Override
    public List<Room> selectRoomList(Room room) {
        return roomMapper.selectRoomList(room);
    }

    /**
     * 新增房间
     *
     * @param room 房间
     * @return 结果
     */
    @Override
    public int insertRoom(Room room) {
        return save(room) ? 1 : 0;
    }

    /**
     * 修改房间
     *
     * @param room 房间
     * @return 结果
     */
    @Override
    public int updateRoom(Room room) {
        return updateById(room) ? 1 : 0;
    }

    /**
     * 批量删除房间
     *
     * @param ids 需要删除的房间主键
     * @return 结果
     */
    @Override
    public int deleteRoomByIds(Long[] ids) {
        return removeByIds(Arrays.asList(ids)) ? 1 : 0;
    }

    /**
     * 根据楼层 id 获取房间视图对象列表
     *
     * @param floorId
     * @return
     */
    @Override
    public List<RoomVo> getRoomsByFloorId(Long floorId) {
        return roomMapper.selectByFloorId(floorId);
    }


    /**
     * 获取所有房间（负责老人）
     *
     * @param floorId
     * @return
     */
    @Override
    public List<RoomVo> getRoomsWithNurByFloorId(Long floorId) {
        return roomMapper.selectByFloorIdWithNur(floorId);
    }

    /**
     * 根据房间 id 查询房间数据（楼层、房间、价格）
     *
     * @return
     */
    @Override
    public RoomVo getRoomByRoomId(Integer id) {
        RoomVo roomVo = roomMapper.getRoomByRoomId(id);
        return roomVo;
    }


    /**
     * 获取房间中的智能设备及数据
     *
     * @param floorId
     * @return
     */
    @Override
    public List<RoomVo> getRoomsWithDeviceByFloorId(Long floorId) {
        //1.先获取房间、床位老人信息(数据库中获取)
        List<RoomVo> roomVolist = roomMapper.getRoomsWithDeviceByFloorId(floorId);
        if(CollUtil.isEmpty(roomVolist)){
            return Collections.emptyList();
        }
        //2.再从redis获取设备最新数据
        roomVolist.forEach(room->{
            //获取房间下关联的设备列表
            List<DeviceInfo> roomDeviceInfoList = room.getDeviceVos();
            if(CollUtil.isNotEmpty(roomDeviceInfoList)){
                roomDeviceInfoList.forEach(rd->{
                    String iotId = rd.getIotId();
                    //从redis获取设备最新上报数据
                    String deviceDataListJson = (String)redisTemplate.opsForHash().get(CacheConstants.IOT_DEVICE_LAST_DATA, iotId);
                    if(StrUtil.isNotBlank(deviceDataListJson)){
                        List<DeviceData> deviceInfoList = JSONUtil.toList(deviceDataListJson, DeviceData.class);
                        rd.setDeviceDataVos(deviceInfoList);
                    }
                });
            }
            //获取房间关联的床位
            List<BedVo> bedVoList = room.getBedVoList();
            if(CollUtil.isNotEmpty(bedVoList)){
                bedVoList.forEach(b->{
                    List<DeviceInfo> deviceVos = b.getDeviceVos();
                    if(CollUtil.isNotEmpty(deviceVos)){
                        deviceVos.forEach(bd->{
                            String iotId = bd.getIotId();
                            String deviceDataListJSON = (String) redisTemplate.opsForHash().get(CacheConstants.IOT_DEVICE_LAST_DATA, iotId);
                            if(StrUtil.isNotBlank(deviceDataListJSON)){
                                List<DeviceData> deviceDataList = JSONUtil.toList(deviceDataListJSON, DeviceData.class);
                                bd.setDeviceDataVos(deviceDataList);
                            }
                        });
                    }
                });
            }
        });
        //3.合并数据，返回
        return roomVolist;
    }
}
